/**
 * +----------------------------------------------------------------------
 * | 「e家宜业」
 * +----------------------------------------------------------------------
 * | Copyright (c) 2020-2024 https://www.chowa.cn All rights reserved.
 * +----------------------------------------------------------------------
 * | Licensed 未经授权禁止移除「e家宜业」和「卓佤科技」相关版权
 * +----------------------------------------------------------------------
 * | Author: contact@chowa.cn
 * +----------------------------------------------------------------------
 */

function _getTypeNumber(sText, nCorrectLevel) {
    let nType = 1;
    const length = _getUTF8Length(sText);

    for (let i = 0, len = QRCodeLimitLength.length; i <= len; i++) {
        let nLimit = 0;

        switch (nCorrectLevel) {
            case QRErrorCorrectLevel.L:
                nLimit = QRCodeLimitLength[i][0];
                break;
            case QRErrorCorrectLevel.M:
                nLimit = QRCodeLimitLength[i][1];
                break;
            case QRErrorCorrectLevel.Q:
                nLimit = QRCodeLimitLength[i][2];
                break;
            case QRErrorCorrectLevel.H:
                nLimit = QRCodeLimitLength[i][3];
                break;
        }

        if (length <= nLimit) {
            break;
        } else {
            nType++;
        }
    }

    if (nType > QRCodeLimitLength.length) {
        throw new Error('Too long data');
    }

    return nType;
}

function _getUTF8Length(sText) {
    const replacedText = encodeURI(sText)
        .toString()
        .replace(/\%[0-9a-fA-F]{2}/g, 'a');
    return replacedText.length + (replacedText.length != sText ? 3 : 0);
}

function QR8bitByte(data) {
    this.mode = QRMode.MODE_8BIT_BYTE;
    this.data = data;
    this.parsedData = [];

    // Added to support UTF-8 Characters
    for (let i = 0, l = this.data.length; i < l; i++) {
        const byteArray = [];
        const code = this.data.charCodeAt(i);

        if (code > 0x10000) {
            byteArray[0] = 0xf0 | ((code & 0x1c0000) >>> 18);
            byteArray[1] = 0x80 | ((code & 0x3f000) >>> 12);
            byteArray[2] = 0x80 | ((code & 0xfc0) >>> 6);
            byteArray[3] = 0x80 | (code & 0x3f);
        } else if (code > 0x800) {
            byteArray[0] = 0xe0 | ((code & 0xf000) >>> 12);
            byteArray[1] = 0x80 | ((code & 0xfc0) >>> 6);
            byteArray[2] = 0x80 | (code & 0x3f);
        } else if (code > 0x80) {
            byteArray[0] = 0xc0 | ((code & 0x7c0) >>> 6);
            byteArray[1] = 0x80 | (code & 0x3f);
        } else {
            byteArray[0] = code;
        }

        this.parsedData.push(byteArray);
    }

    this.parsedData = Array.prototype.concat.apply([], this.parsedData);

    if (this.parsedData.length != this.data.length) {
        this.parsedData.unshift(191);
        this.parsedData.unshift(187);
        this.parsedData.unshift(239);
    }
}

QR8bitByte.prototype = {
    getLength(buffer) {
        return this.parsedData.length;
    },
    write(buffer) {
        for (let i = 0, l = this.parsedData.length; i < l; i++) {
            buffer.put(this.parsedData[i], 8);
        }
    }
};

// QRCodeModel
function QRCodeModel(typeNumber, errorCorrectLevel) {
    this.typeNumber = typeNumber;
    this.errorCorrectLevel = errorCorrectLevel;
    this.modules = null;
    this.moduleCount = 0;
    this.dataCache = null;
    this.dataList = [];
}
QRCodeModel.prototype = {
    addData(data) {
        const newData = new QR8bitByte(data);
        this.dataList.push(newData);
        this.dataCache = null;
    },
    isDark(row, col) {
        if (row < 0 || this.moduleCount <= row || col < 0 || this.moduleCount <= col) {
            throw new Error(`${row},${col}`);
        }
        return this.modules[row][col];
    },
    getModuleCount() {
        return this.moduleCount;
    },
    make() {
        this.makeImpl(false, this.getBestMaskPattern());
    },
    makeImpl(test, maskPattern) {
        this.moduleCount = this.typeNumber * 4 + 17;
        this.modules = new Array(this.moduleCount);
        for (let row = 0; row < this.moduleCount; row++) {
            this.modules[row] = new Array(this.moduleCount);
            for (let col = 0; col < this.moduleCount; col++) {
                this.modules[row][col] = null;
            }
        }
        this.setupPositionProbePattern(0, 0);
        this.setupPositionProbePattern(this.moduleCount - 7, 0);
        this.setupPositionProbePattern(0, this.moduleCount - 7);
        this.setupPositionAdjustPattern();
        this.setupTimingPattern();
        this.setupTypeInfo(test, maskPattern);
        if (this.typeNumber >= 7) {
            this.setupTypeNumber(test);
        }
        if (this.dataCache == null) {
            this.dataCache = QRCodeModel.createData(this.typeNumber, this.errorCorrectLevel, this.dataList);
        }
        this.mapData(this.dataCache, maskPattern);
    },
    setupPositionProbePattern(row, col) {
        for (let r = -1; r <= 7; r++) {
            if (row + r <= -1 || this.moduleCount <= row + r) continue;
            for (let c = -1; c <= 7; c++) {
                if (col + c <= -1 || this.moduleCount <= col + c) continue;
                if (
                    (0 <= r && r <= 6 && (c == 0 || c == 6)) ||
                    (0 <= c && c <= 6 && (r == 0 || r == 6)) ||
                    (2 <= r && r <= 4 && 2 <= c && c <= 4)
                ) {
                    this.modules[row + r][col + c] = true;
                } else {
                    this.modules[row + r][col + c] = false;
                }
            }
        }
    },
    getBestMaskPattern() {
        let minLostPoint = 0;
        let pattern = 0;
        for (let i = 0; i < 8; i++) {
            this.makeImpl(true, i);
            const lostPoint = QRUtil.getLostPoint(this);
            if (i == 0 || minLostPoint > lostPoint) {
                minLostPoint = lostPoint;
                pattern = i;
            }
        }
        return pattern;
    },
    createMovieClip(target_mc, instance_name, depth) {
        const qr_mc = target_mc.createEmptyMovieClip(instance_name, depth);
        const cs = 1;
        this.make();
        for (let row = 0; row < this.modules.length; row++) {
            const y = row * cs;
            for (let col = 0; col < this.modules[row].length; col++) {
                const x = col * cs;
                const dark = this.modules[row][col];
                if (dark) {
                    qr_mc.beginFill(0, 100);
                    qr_mc.moveTo(x, y);
                    qr_mc.lineTo(x + cs, y);
                    qr_mc.lineTo(x + cs, y + cs);
                    qr_mc.lineTo(x, y + cs);
                    qr_mc.endFill();
                }
            }
        }
        return qr_mc;
    },
    setupTimingPattern() {
        for (let r = 8; r < this.moduleCount - 8; r++) {
            if (this.modules[r][6] != null) {
                continue;
            }
            this.modules[r][6] = r % 2 == 0;
        }
        for (let c = 8; c < this.moduleCount - 8; c++) {
            if (this.modules[6][c] != null) {
                continue;
            }
            this.modules[6][c] = c % 2 == 0;
        }
    },
    setupPositionAdjustPattern() {
        const pos = QRUtil.getPatternPosition(this.typeNumber);
        for (let i = 0; i < pos.length; i++) {
            for (let j = 0; j < pos.length; j++) {
                const row = pos[i];
                const col = pos[j];
                if (this.modules[row][col] != null) {
                    continue;
                }
                for (let r = -2; r <= 2; r++) {
                    for (let c = -2; c <= 2; c++) {
                        if (r == -2 || r == 2 || c == -2 || c == 2 || (r == 0 && c == 0)) {
                            this.modules[row + r][col + c] = true;
                        } else {
                            this.modules[row + r][col + c] = false;
                        }
                    }
                }
            }
        }
    },
    setupTypeNumber(test) {
        const bits = QRUtil.getBCHTypeNumber(this.typeNumber);
        for (let i = 0; i < 18; i++) {
            const mod = !test && ((bits >> i) & 1) == 1;
            this.modules[Math.floor(i / 3)][(i % 3) + this.moduleCount - 8 - 3] = mod;
        }
        for (let i = 0; i < 18; i++) {
            const mod = !test && ((bits >> i) & 1) == 1;
            this.modules[(i % 3) + this.moduleCount - 8 - 3][Math.floor(i / 3)] = mod;
        }
    },
    setupTypeInfo(test, maskPattern) {
        const data = (this.errorCorrectLevel << 3) | maskPattern;
        const bits = QRUtil.getBCHTypeInfo(data);
        for (let i = 0; i < 15; i++) {
            const mod = !test && ((bits >> i) & 1) == 1;
            if (i < 6) {
                this.modules[i][8] = mod;
            } else if (i < 8) {
                this.modules[i + 1][8] = mod;
            } else {
                this.modules[this.moduleCount - 15 + i][8] = mod;
            }
        }
        for (let i = 0; i < 15; i++) {
            const mod = !test && ((bits >> i) & 1) == 1;
            if (i < 8) {
                this.modules[8][this.moduleCount - i - 1] = mod;
            } else if (i < 9) {
                this.modules[8][15 - i - 1 + 1] = mod;
            } else {
                this.modules[8][15 - i - 1] = mod;
            }
        }
        this.modules[this.moduleCount - 8][8] = !test;
    },
    mapData(data, maskPattern) {
        let inc = -1;
        let row = this.moduleCount - 1;
        let bitIndex = 7;
        let byteIndex = 0;
        for (let col = this.moduleCount - 1; col > 0; col -= 2) {
            if (col == 6) col--;
            while (true) {
                for (let c = 0; c < 2; c++) {
                    if (this.modules[row][col - c] == null) {
                        let dark = false;
                        if (byteIndex < data.length) {
                            dark = ((data[byteIndex] >>> bitIndex) & 1) == 1;
                        }
                        const mask = QRUtil.getMask(maskPattern, row, col - c);
                        if (mask) {
                            dark = !dark;
                        }
                        this.modules[row][col - c] = dark;
                        bitIndex--;
                        if (bitIndex == -1) {
                            byteIndex++;
                            bitIndex = 7;
                        }
                    }
                }
                row += inc;
                if (row < 0 || this.moduleCount <= row) {
                    row -= inc;
                    inc = -inc;
                    break;
                }
            }
        }
    }
};
QRCodeModel.PAD0 = 0xec;
QRCodeModel.PAD1 = 0x11;
QRCodeModel.createData = function(typeNumber, errorCorrectLevel, dataList) {
    const rsBlocks = QRRSBlock.getRSBlocks(typeNumber, errorCorrectLevel);
    let buffer = new QRBitBuffer();
    for (let i = 0; i < dataList.length; i++) {
        const data = dataList[i];
        buffer.put(data.mode, 4);
        buffer.put(data.getLength(), QRUtil.getLengthInBits(data.mode, typeNumber));
        data.write(buffer);
    }
    let totalDataCount = 0;
    for (let i = 0; i < rsBlocks.length; i++) {
        totalDataCount += rsBlocks[i].dataCount;
    }
    if (buffer.getLengthInBits() > totalDataCount * 8) {
        throw new Error(`code length overflow. (${buffer.getLengthInBits()}>${totalDataCount * 8})`);
    }
    if (buffer.getLengthInBits() + 4 <= totalDataCount * 8) {
        buffer.put(0, 4);
    }
    while (buffer.getLengthInBits() % 8 != 0) {
        buffer.putBit(false);
    }
    while (true) {
        if (buffer.getLengthInBits() >= totalDataCount * 8) {
            break;
        }
        buffer.put(QRCodeModel.PAD0, 8);
        if (buffer.getLengthInBits() >= totalDataCount * 8) {
            break;
        }
        buffer.put(QRCodeModel.PAD1, 8);
    }
    return QRCodeModel.createBytes(buffer, rsBlocks);
};
QRCodeModel.createBytes = function(buffer, rsBlocks) {
    let offset = 0;
    let maxDcCount = 0;
    let maxEcCount = 0;
    const dcdata = new Array(rsBlocks.length);
    const ecdata = new Array(rsBlocks.length);
    for (let r = 0; r < rsBlocks.length; r++) {
        const dcCount = rsBlocks[r].dataCount;
        const ecCount = rsBlocks[r].totalCount - dcCount;
        maxDcCount = Math.max(maxDcCount, dcCount);
        maxEcCount = Math.max(maxEcCount, ecCount);
        dcdata[r] = new Array(dcCount);
        for (let i = 0; i < dcdata[r].length; i++) {
            dcdata[r][i] = 0xff & buffer.buffer[i + offset];
        }
        offset += dcCount;
        const rsPoly = QRUtil.getErrorCorrectPolynomial(ecCount);
        const rawPoly = new QRPolynomial(dcdata[r], rsPoly.getLength() - 1);
        const modPoly = rawPoly.mod(rsPoly);
        ecdata[r] = new Array(rsPoly.getLength() - 1);
        for (let i = 0; i < ecdata[r].length; i++) {
            const modIndex = i + modPoly.getLength() - ecdata[r].length;
            ecdata[r][i] = modIndex >= 0 ? modPoly.get(modIndex) : 0;
        }
    }
    let totalCodeCount = 0;
    for (let i = 0; i < rsBlocks.length; i++) {
        totalCodeCount += rsBlocks[i].totalCount;
    }
    let data = new Array(totalCodeCount);
    let index = 0;
    for (let i = 0; i < maxDcCount; i++) {
        for (let r = 0; r < rsBlocks.length; r++) {
            if (i < dcdata[r].length) {
                data[index++] = dcdata[r][i];
            }
        }
    }
    for (let i = 0; i < maxEcCount; i++) {
        for (let r = 0; r < rsBlocks.length; r++) {
            if (i < ecdata[r].length) {
                data[index++] = ecdata[r][i];
            }
        }
    }
    return data;
};
const QRMode = {
    MODE_NUMBER: 1 << 0,
    MODE_ALPHA_NUM: 1 << 1,
    MODE_8BIT_BYTE: 1 << 2,
    MODE_KANJI: 1 << 3
};
const QRErrorCorrectLevel = {
    L: 1,
    M: 0,
    Q: 3,
    H: 2
};
const QRMaskPattern = {
    PATTERN000: 0,
    PATTERN001: 1,
    PATTERN010: 2,
    PATTERN011: 3,
    PATTERN100: 4,
    PATTERN101: 5,
    PATTERN110: 6,
    PATTERN111: 7
};
const QRUtil = {
    PATTERN_POSITION_TABLE: [
        [],
        [6, 18],
        [6, 22],
        [6, 26],
        [6, 30],
        [6, 34],
        [6, 22, 38],
        [6, 24, 42],
        [6, 26, 46],
        [6, 28, 50],
        [6, 30, 54],
        [6, 32, 58],
        [6, 34, 62],
        [6, 26, 46, 66],
        [6, 26, 48, 70],
        [6, 26, 50, 74],
        [6, 30, 54, 78],
        [6, 30, 56, 82],
        [6, 30, 58, 86],
        [6, 34, 62, 90],
        [6, 28, 50, 72, 94],
        [6, 26, 50, 74, 98],
        [6, 30, 54, 78, 102],
        [6, 28, 54, 80, 106],
        [6, 32, 58, 84, 110],
        [6, 30, 58, 86, 114],
        [6, 34, 62, 90, 118],
        [6, 26, 50, 74, 98, 122],
        [6, 30, 54, 78, 102, 126],
        [6, 26, 52, 78, 104, 130],
        [6, 30, 56, 82, 108, 134],
        [6, 34, 60, 86, 112, 138],
        [6, 30, 58, 86, 114, 142],
        [6, 34, 62, 90, 118, 146],
        [6, 30, 54, 78, 102, 126, 150],
        [6, 24, 50, 76, 102, 128, 154],
        [6, 28, 54, 80, 106, 132, 158],
        [6, 32, 58, 84, 110, 136, 162],
        [6, 26, 54, 82, 110, 138, 166],
        [6, 30, 58, 86, 114, 142, 170]
    ],
    G15: (1 << 10) | (1 << 8) | (1 << 5) | (1 << 4) | (1 << 2) | (1 << 1) | (1 << 0),
    G18: (1 << 12) | (1 << 11) | (1 << 10) | (1 << 9) | (1 << 8) | (1 << 5) | (1 << 2) | (1 << 0),
    G15_MASK: (1 << 14) | (1 << 12) | (1 << 10) | (1 << 4) | (1 << 1),
    getBCHTypeInfo(data) {
        let d = data << 10;
        while (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G15) >= 0) {
            d ^= QRUtil.G15 << (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G15));
        }
        return ((data << 10) | d) ^ QRUtil.G15_MASK;
    },
    getBCHTypeNumber(data) {
        let d = data << 12;
        while (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G18) >= 0) {
            d ^= QRUtil.G18 << (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G18));
        }
        return (data << 12) | d;
    },
    getBCHDigit(data) {
        let digit = 0;
        while (data != 0) {
            digit++;
            data >>>= 1;
        }
        return digit;
    },
    getPatternPosition(typeNumber) {
        return QRUtil.PATTERN_POSITION_TABLE[typeNumber - 1];
    },
    getMask(maskPattern, i, j) {
        switch (maskPattern) {
            case QRMaskPattern.PATTERN000:
                return (i + j) % 2 == 0;
            case QRMaskPattern.PATTERN001:
                return i % 2 == 0;
            case QRMaskPattern.PATTERN010:
                return j % 3 == 0;
            case QRMaskPattern.PATTERN011:
                return (i + j) % 3 == 0;
            case QRMaskPattern.PATTERN100:
                return (Math.floor(i / 2) + Math.floor(j / 3)) % 2 == 0;
            case QRMaskPattern.PATTERN101:
                return ((i * j) % 2) + ((i * j) % 3) == 0;
            case QRMaskPattern.PATTERN110:
                return (((i * j) % 2) + ((i * j) % 3)) % 2 == 0;
            case QRMaskPattern.PATTERN111:
                return (((i * j) % 3) + ((i + j) % 2)) % 2 == 0;
            default:
                throw new Error(`bad maskPattern:${maskPattern}`);
        }
    },
    getErrorCorrectPolynomial(errorCorrectLength) {
        let a = new QRPolynomial([1], 0);
        for (let i = 0; i < errorCorrectLength; i++) {
            a = a.multiply(new QRPolynomial([1, QRMath.gexp(i)], 0));
        }
        return a;
    },
    getLengthInBits(mode, type) {
        if (1 <= type && type < 10) {
            switch (mode) {
                case QRMode.MODE_NUMBER:
                    return 10;
                case QRMode.MODE_ALPHA_NUM:
                    return 9;
                case QRMode.MODE_8BIT_BYTE:
                    return 8;
                case QRMode.MODE_KANJI:
                    return 8;
                default:
                    throw new Error(`mode:${mode}`);
            }
        } else if (type < 27) {
            switch (mode) {
                case QRMode.MODE_NUMBER:
                    return 12;
                case QRMode.MODE_ALPHA_NUM:
                    return 11;
                case QRMode.MODE_8BIT_BYTE:
                    return 16;
                case QRMode.MODE_KANJI:
                    return 10;
                default:
                    throw new Error(`mode:${mode}`);
            }
        } else if (type < 41) {
            switch (mode) {
                case QRMode.MODE_NUMBER:
                    return 14;
                case QRMode.MODE_ALPHA_NUM:
                    return 13;
                case QRMode.MODE_8BIT_BYTE:
                    return 16;
                case QRMode.MODE_KANJI:
                    return 12;
                default:
                    throw new Error(`mode:${mode}`);
            }
        } else {
            throw new Error(`type:${type}`);
        }
    },
    getLostPoint(qrCode) {
        const moduleCount = qrCode.getModuleCount();
        let lostPoint = 0;
        for (let row = 0; row < moduleCount; row++) {
            for (let col = 0; col < moduleCount; col++) {
                let sameCount = 0;
                const dark = qrCode.isDark(row, col);
                for (let r = -1; r <= 1; r++) {
                    if (row + r < 0 || moduleCount <= row + r) {
                        continue;
                    }
                    for (let c = -1; c <= 1; c++) {
                        if (col + c < 0 || moduleCount <= col + c) {
                            continue;
                        }
                        if (r == 0 && c == 0) {
                            continue;
                        }
                        if (dark == qrCode.isDark(row + r, col + c)) {
                            sameCount++;
                        }
                    }
                }
                if (sameCount > 5) {
                    lostPoint += 3 + sameCount - 5;
                }
            }
        }
        for (let row = 0; row < moduleCount - 1; row++) {
            for (let col = 0; col < moduleCount - 1; col++) {
                let count = 0;
                if (qrCode.isDark(row, col)) count++;
                if (qrCode.isDark(row + 1, col)) count++;
                if (qrCode.isDark(row, col + 1)) count++;
                if (qrCode.isDark(row + 1, col + 1)) count++;
                if (count == 0 || count == 4) {
                    lostPoint += 3;
                }
            }
        }
        for (let row = 0; row < moduleCount; row++) {
            for (let col = 0; col < moduleCount - 6; col++) {
                if (
                    qrCode.isDark(row, col) &&
                    !qrCode.isDark(row, col + 1) &&
                    qrCode.isDark(row, col + 2) &&
                    qrCode.isDark(row, col + 3) &&
                    qrCode.isDark(row, col + 4) &&
                    !qrCode.isDark(row, col + 5) &&
                    qrCode.isDark(row, col + 6)
                ) {
                    lostPoint += 40;
                }
            }
        }
        for (let col = 0; col < moduleCount; col++) {
            for (let row = 0; row < moduleCount - 6; row++) {
                if (
                    qrCode.isDark(row, col) &&
                    !qrCode.isDark(row + 1, col) &&
                    qrCode.isDark(row + 2, col) &&
                    qrCode.isDark(row + 3, col) &&
                    qrCode.isDark(row + 4, col) &&
                    !qrCode.isDark(row + 5, col) &&
                    qrCode.isDark(row + 6, col)
                ) {
                    lostPoint += 40;
                }
            }
        }
        let darkCount = 0;
        for (let col = 0; col < moduleCount; col++) {
            for (let row = 0; row < moduleCount; row++) {
                if (qrCode.isDark(row, col)) {
                    darkCount++;
                }
            }
        }
        const ratio = Math.abs((100 * darkCount) / moduleCount / moduleCount - 50) / 5;
        lostPoint += ratio * 10;
        return lostPoint;
    }
};
const QRMath = {
    glog(n) {
        if (n < 1) {
            throw new Error(`glog(${n})`);
        }
        return QRMath.LOG_TABLE[n];
    },
    gexp(n) {
        while (n < 0) {
            n += 255;
        }
        while (n >= 256) {
            n -= 255;
        }
        return QRMath.EXP_TABLE[n];
    },
    EXP_TABLE: new Array(256),
    LOG_TABLE: new Array(256)
};
for (let i = 0; i < 8; i++) {
    QRMath.EXP_TABLE[i] = 1 << i;
}
for (let i = 8; i < 256; i++) {
    QRMath.EXP_TABLE[i] =
        QRMath.EXP_TABLE[i - 4] ^ QRMath.EXP_TABLE[i - 5] ^ QRMath.EXP_TABLE[i - 6] ^ QRMath.EXP_TABLE[i - 8];
}
for (let i = 0; i < 255; i++) {
    QRMath.LOG_TABLE[QRMath.EXP_TABLE[i]] = i;
}

function QRPolynomial(num, shift) {
    if (num.length == undefined) {
        throw new Error(`${num.length}/${shift}`);
    }
    let offset = 0;
    while (offset < num.length && num[offset] == 0) {
        offset++;
    }
    this.num = new Array(num.length - offset + shift);
    for (let i = 0; i < num.length - offset; i++) {
        this.num[i] = num[i + offset];
    }
}
QRPolynomial.prototype = {
    get(index) {
        return this.num[index];
    },
    getLength() {
        return this.num.length;
    },
    multiply(e) {
        const num = new Array(this.getLength() + e.getLength() - 1);
        for (let i = 0; i < this.getLength(); i++) {
            for (let j = 0; j < e.getLength(); j++) {
                num[i + j] ^= QRMath.gexp(QRMath.glog(this.get(i)) + QRMath.glog(e.get(j)));
            }
        }
        return new QRPolynomial(num, 0);
    },
    mod(e) {
        if (this.getLength() - e.getLength() < 0) {
            return this;
        }
        const ratio = QRMath.glog(this.get(0)) - QRMath.glog(e.get(0));
        const num = new Array(this.getLength());
        for (let i = 0; i < this.getLength(); i++) {
            num[i] = this.get(i);
        }
        for (let i = 0; i < e.getLength(); i++) {
            num[i] ^= QRMath.gexp(QRMath.glog(e.get(i)) + ratio);
        }
        return new QRPolynomial(num, 0).mod(e);
    }
};

function QRRSBlock(totalCount, dataCount) {
    this.totalCount = totalCount;
    this.dataCount = dataCount;
}
QRRSBlock.RS_BLOCK_TABLE = [
    [1, 26, 19],
    [1, 26, 16],
    [1, 26, 13],
    [1, 26, 9],
    [1, 44, 34],
    [1, 44, 28],
    [1, 44, 22],
    [1, 44, 16],
    [1, 70, 55],
    [1, 70, 44],
    [2, 35, 17],
    [2, 35, 13],
    [1, 100, 80],
    [2, 50, 32],
    [2, 50, 24],
    [4, 25, 9],
    [1, 134, 108],
    [2, 67, 43],
    [2, 33, 15, 2, 34, 16],
    [2, 33, 11, 2, 34, 12],
    [2, 86, 68],
    [4, 43, 27],
    [4, 43, 19],
    [4, 43, 15],
    [2, 98, 78],
    [4, 49, 31],
    [2, 32, 14, 4, 33, 15],
    [4, 39, 13, 1, 40, 14],
    [2, 121, 97],
    [2, 60, 38, 2, 61, 39],
    [4, 40, 18, 2, 41, 19],
    [4, 40, 14, 2, 41, 15],
    [2, 146, 116],
    [3, 58, 36, 2, 59, 37],
    [4, 36, 16, 4, 37, 17],
    [4, 36, 12, 4, 37, 13],
    [2, 86, 68, 2, 87, 69],
    [4, 69, 43, 1, 70, 44],
    [6, 43, 19, 2, 44, 20],
    [6, 43, 15, 2, 44, 16],
    [4, 101, 81],
    [1, 80, 50, 4, 81, 51],
    [4, 50, 22, 4, 51, 23],
    [3, 36, 12, 8, 37, 13],
    [2, 116, 92, 2, 117, 93],
    [6, 58, 36, 2, 59, 37],
    [4, 46, 20, 6, 47, 21],
    [7, 42, 14, 4, 43, 15],
    [4, 133, 107],
    [8, 59, 37, 1, 60, 38],
    [8, 44, 20, 4, 45, 21],
    [12, 33, 11, 4, 34, 12],
    [3, 145, 115, 1, 146, 116],
    [4, 64, 40, 5, 65, 41],
    [11, 36, 16, 5, 37, 17],
    [11, 36, 12, 5, 37, 13],
    [5, 109, 87, 1, 110, 88],
    [5, 65, 41, 5, 66, 42],
    [5, 54, 24, 7, 55, 25],
    [11, 36, 12],
    [5, 122, 98, 1, 123, 99],
    [7, 73, 45, 3, 74, 46],
    [15, 43, 19, 2, 44, 20],
    [3, 45, 15, 13, 46, 16],
    [1, 135, 107, 5, 136, 108],
    [10, 74, 46, 1, 75, 47],
    [1, 50, 22, 15, 51, 23],
    [2, 42, 14, 17, 43, 15],
    [5, 150, 120, 1, 151, 121],
    [9, 69, 43, 4, 70, 44],
    [17, 50, 22, 1, 51, 23],
    [2, 42, 14, 19, 43, 15],
    [3, 141, 113, 4, 142, 114],
    [3, 70, 44, 11, 71, 45],
    [17, 47, 21, 4, 48, 22],
    [9, 39, 13, 16, 40, 14],
    [3, 135, 107, 5, 136, 108],
    [3, 67, 41, 13, 68, 42],
    [15, 54, 24, 5, 55, 25],
    [15, 43, 15, 10, 44, 16],
    [4, 144, 116, 4, 145, 117],
    [17, 68, 42],
    [17, 50, 22, 6, 51, 23],
    [19, 46, 16, 6, 47, 17],
    [2, 139, 111, 7, 140, 112],
    [17, 74, 46],
    [7, 54, 24, 16, 55, 25],
    [34, 37, 13],
    [4, 151, 121, 5, 152, 122],
    [4, 75, 47, 14, 76, 48],
    [11, 54, 24, 14, 55, 25],
    [16, 45, 15, 14, 46, 16],
    [6, 147, 117, 4, 148, 118],
    [6, 73, 45, 14, 74, 46],
    [11, 54, 24, 16, 55, 25],
    [30, 46, 16, 2, 47, 17],
    [8, 132, 106, 4, 133, 107],
    [8, 75, 47, 13, 76, 48],
    [7, 54, 24, 22, 55, 25],
    [22, 45, 15, 13, 46, 16],
    [10, 142, 114, 2, 143, 115],
    [19, 74, 46, 4, 75, 47],
    [28, 50, 22, 6, 51, 23],
    [33, 46, 16, 4, 47, 17],
    [8, 152, 122, 4, 153, 123],
    [22, 73, 45, 3, 74, 46],
    [8, 53, 23, 26, 54, 24],
    [12, 45, 15, 28, 46, 16],
    [3, 147, 117, 10, 148, 118],
    [3, 73, 45, 23, 74, 46],
    [4, 54, 24, 31, 55, 25],
    [11, 45, 15, 31, 46, 16],
    [7, 146, 116, 7, 147, 117],
    [21, 73, 45, 7, 74, 46],
    [1, 53, 23, 37, 54, 24],
    [19, 45, 15, 26, 46, 16],
    [5, 145, 115, 10, 146, 116],
    [19, 75, 47, 10, 76, 48],
    [15, 54, 24, 25, 55, 25],
    [23, 45, 15, 25, 46, 16],
    [13, 145, 115, 3, 146, 116],
    [2, 74, 46, 29, 75, 47],
    [42, 54, 24, 1, 55, 25],
    [23, 45, 15, 28, 46, 16],
    [17, 145, 115],
    [10, 74, 46, 23, 75, 47],
    [10, 54, 24, 35, 55, 25],
    [19, 45, 15, 35, 46, 16],
    [17, 145, 115, 1, 146, 116],
    [14, 74, 46, 21, 75, 47],
    [29, 54, 24, 19, 55, 25],
    [11, 45, 15, 46, 46, 16],
    [13, 145, 115, 6, 146, 116],
    [14, 74, 46, 23, 75, 47],
    [44, 54, 24, 7, 55, 25],
    [59, 46, 16, 1, 47, 17],
    [12, 151, 121, 7, 152, 122],
    [12, 75, 47, 26, 76, 48],
    [39, 54, 24, 14, 55, 25],
    [22, 45, 15, 41, 46, 16],
    [6, 151, 121, 14, 152, 122],
    [6, 75, 47, 34, 76, 48],
    [46, 54, 24, 10, 55, 25],
    [2, 45, 15, 64, 46, 16],
    [17, 152, 122, 4, 153, 123],
    [29, 74, 46, 14, 75, 47],
    [49, 54, 24, 10, 55, 25],
    [24, 45, 15, 46, 46, 16],
    [4, 152, 122, 18, 153, 123],
    [13, 74, 46, 32, 75, 47],
    [48, 54, 24, 14, 55, 25],
    [42, 45, 15, 32, 46, 16],
    [20, 147, 117, 4, 148, 118],
    [40, 75, 47, 7, 76, 48],
    [43, 54, 24, 22, 55, 25],
    [10, 45, 15, 67, 46, 16],
    [19, 148, 118, 6, 149, 119],
    [18, 75, 47, 31, 76, 48],
    [34, 54, 24, 34, 55, 25],
    [20, 45, 15, 61, 46, 16]
];
QRRSBlock.getRSBlocks = function(typeNumber, errorCorrectLevel) {
    const rsBlock = QRRSBlock.getRsBlockTable(typeNumber, errorCorrectLevel);
    if (rsBlock == undefined) {
        throw new Error(`bad rs block @ typeNumber:${typeNumber}/errorCorrectLevel:${errorCorrectLevel}`);
    }
    let length = rsBlock.length / 3;
    const list = [];
    for (let i = 0; i < length; i++) {
        const count = rsBlock[i * 3 + 0];
        const totalCount = rsBlock[i * 3 + 1];
        const dataCount = rsBlock[i * 3 + 2];
        for (let j = 0; j < count; j++) {
            list.push(new QRRSBlock(totalCount, dataCount));
        }
    }
    return list;
};
QRRSBlock.getRsBlockTable = function(typeNumber, errorCorrectLevel) {
    switch (errorCorrectLevel) {
        case QRErrorCorrectLevel.L:
            return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 0];
        case QRErrorCorrectLevel.M:
            return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 1];
        case QRErrorCorrectLevel.Q:
            return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 2];
        case QRErrorCorrectLevel.H:
            return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 3];
        default:
            return undefined;
    }
};

function QRBitBuffer() {
    this.buffer = [];
    this.length = 0;
}
QRBitBuffer.prototype = {
    get(index) {
        const bufIndex = Math.floor(index / 8);
        return ((this.buffer[bufIndex] >>> (7 - (index % 8))) & 1) == 1;
    },
    put(num, length) {
        for (let i = 0; i < length; i++) {
            this.putBit(((num >>> (length - i - 1)) & 1) == 1);
        }
    },
    getLengthInBits() {
        return this.length;
    },
    putBit(bit) {
        let bufIndex = Math.floor(this.length / 8);
        if (this.buffer.length <= bufIndex) {
            this.buffer.push(0);
        }
        if (bit) {
            this.buffer[bufIndex] |= 0x80 >>> this.length % 8;
        }
        this.length++;
    }
};
const QRCodeLimitLength = [
    [17, 14, 11, 7],
    [32, 26, 20, 14],
    [53, 42, 32, 24],
    [78, 62, 46, 34],
    [106, 84, 60, 44],
    [134, 106, 74, 58],
    [154, 122, 86, 64],
    [192, 152, 108, 84],
    [230, 180, 130, 98],
    [271, 213, 151, 119],
    [321, 251, 177, 137],
    [367, 287, 203, 155],
    [425, 331, 241, 177],
    [458, 362, 258, 194],
    [520, 412, 292, 220],
    [586, 450, 322, 250],
    [644, 504, 364, 280],
    [718, 560, 394, 310],
    [792, 624, 442, 338],
    [858, 666, 482, 382],
    [929, 711, 509, 403],
    [1003, 779, 565, 439],
    [1091, 857, 611, 461],
    [1171, 911, 661, 511],
    [1273, 997, 715, 535],
    [1367, 1059, 751, 593],
    [1465, 1125, 805, 625],
    [1528, 1190, 868, 658],
    [1628, 1264, 908, 698],
    [1732, 1370, 982, 742],
    [1840, 1452, 1030, 790],
    [1952, 1538, 1112, 842],
    [2068, 1628, 1168, 898],
    [2188, 1722, 1228, 958],
    [2303, 1809, 1283, 983],
    [2431, 1911, 1351, 1051],
    [2563, 1989, 1423, 1093],
    [2699, 2099, 1499, 1139],
    [2809, 2213, 1579, 1219],
    [2953, 2331, 1663, 1273]
];

const app = getApp();

class QRCode {
    constructor(canvasId, vOption) {
        this.options = {
            width: 256,
            height: 256,
            typeNumber: 4,
            colorDark: '#000000',
            colorLight: '#ffffff',
            correctLevel: QRErrorCorrectLevel.H
        };

        if (typeof vOption === 'string') {
            vOption = {
                text: vOption
            };
        }

        // Overwrites options
        if (vOption) {
            for (let i in vOption) {
                this.options[i] = vOption[i];
            }
        }

        this.codeModel = null;
        this.canvasId = canvasId;

        if (this.options.text && this.canvasId) {
            this.makeCode(this.options.text);
        }
    }

    makeCode(sText) {
        this.codeModel = new QRCodeModel(_getTypeNumber(sText, this.options.correctLevel), this.options.correctLevel);
        this.codeModel.addData(sText);
        this.codeModel.make();
        this.makeImage();
    }

    makeImage() {
        const query = wx.createSelectorQuery();

        query
            .select(`#${this.canvasId}`)
            .fields({
                node: true,
                size: true
            })
            .exec(res => {
                const canvas = res[0].node;
                const ctx = canvas.getContext('2d');
                const { options, codeModel } = this;

                canvas.width = options.width * app.data.systemInfo.pixelRatio;
                canvas.height = options.height * app.data.systemInfo.pixelRatio;

                const nCount = codeModel.getModuleCount();
                const nWidth = canvas.width / nCount;
                const nHeight = canvas.height / nCount;
                const nRoundedWidth = Math.round(nWidth);
                const nRoundedHeight = Math.round(nHeight);

                ctx.clearRect(0, 0, canvas.width, canvas.height);

                for (let row = 0; row < nCount; row++) {
                    for (let col = 0; col < nCount; col++) {
                        const bIsDark = codeModel.isDark(row, col);
                        const nLeft = col * nWidth;
                        const nTop = row * nHeight;
                        ctx.strokeStyle = bIsDark ? options.colorDark : options.colorLight;
                        ctx.lineWidth = 1;
                        ctx.fillStyle = bIsDark ? options.colorDark : options.colorLight;
                        ctx.fillRect(nLeft, nTop, nWidth, nHeight);
                        ctx.strokeRect(Math.floor(nLeft) + 0.5, Math.floor(nTop) + 0.5, nRoundedWidth, nRoundedHeight);
                        ctx.strokeRect(Math.ceil(nLeft) - 0.5, Math.ceil(nTop) - 0.5, nRoundedWidth, nRoundedHeight);
                    }
                }
            });
    }

    exportImage() {
        return new Promise((resolve, reject) => {
            const query = wx.createSelectorQuery();
            const { options } = this;

            query
                .select(`#${this.canvasId}`)
                .fields({
                    node: true,
                    size: true
                })
                .exec(res => {
                    const canvas = res[0].node;
                    const ctx = canvas.getContext('2d');

                    wx.canvasToTempFilePath({
                        x: 0,
                        y: 0,
                        width: options.width * app.data.systemInfo.pixelRatio,
                        height: options.height * app.data.systemInfo.pixelRatio,
                        canvas,
                        success: res => {
                            resolve(res.tempFilePath);
                        },
                        fail: () => {
                            reject();
                        }
                    });
                });
        });
    }
}

QRCode.CorrectLevel = QRErrorCorrectLevel;

export default QRCode;
